9-3 SE Sedan (9400) L4-2.0L Turbo (B204) HO (1999)
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Fuel Pressure Regulator: Testing and Inspection
WARNING
This check involves partial dismantling of the car's fuel system. The following points must therefore be observed in connection with the work:
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Work only in a well-ventilated area! If approved equipment for the extraction of fuel vapors is available, be sure to use it.
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Wear suitable gloves! Prolonged contact with fuel can cause skin irritation or dermatitis.
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keep a class BE fire extinguisher close at hand! Beware of sparks caused by short circuits and when connecting and disconnecting leads in
electrical circuits.
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No smoking anywhere in the vicinity.
1
Reduce the fuel pressure by removing the fuel pump fuse no.32 while the engine is idling. Turn off the ignition once the engine has stopped.
Fit the fuel pump fuse no.32.
2
Remove the engine cover.
3
Unscrew the valve cap from the fuel rail service nipple. Connect fuel pressure gauge equipment no. 83 93 852 and adapter no. 83 94 744. The
adapter should have "safety on" when being connected to the fuel rail.
